Finding the Fourth Proportional to 129,544,485.36, 194,350,810.32 and 46,554,621.84
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Solution
The fourth proportional to 129,544,485.36, 194,350,810.32 and 46,554,621.84 is: 69,844,180.97
Step by Step Solution
- Step 1: Write the proportion equation
129,544,485.36 : 194,350,810.32 = 46,554,621.84 : x - Step 2: Convert to fraction form
129,544,485.36/194,350,810.32 = 46,554,621.84/x - Step 3: Cross multiply
129,544,485.36x = 194,350,810.32 × 46,554,621.84 - Step 4: Simplify right side
129,544,485.36x = 9,047,928,478,745,170 - Step 5: Solve for x
x = 9,047,928,478,745,170/129,544,485.36 - Step 6: Final answer
x = 69,844,180.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.